Results 61 to 70 of about 237 (141)

Voltage‐gated potassium channels mediate thyroid hormone control of skeletal muscle excitability

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Thyroid hormone (TH)‐dependent remodelling of potassium (K+) channel networks regulates skeletal muscle (SkM) excitability. Triiodothyronine (T3), locally generated from thyroxine (T4) by type 2 deiodinase (D2), binds thyroid hormone receptors (TRα/β) and modulates transcription via thyroid response elements (TREs).
Annarita Nappi   +12 more
wiley   +1 more source

Existence of a positive solution to a nonlocal semipositone boundary value problem on a time scale [PDF]

open access: yes, 2013
summary:We consider the existence of at least one positive solution to the dynamic boundary value problem \begin{align*} -y^{\Delta\Delta}(t) & = \lambda f(t,y(t))\text{, }t\in [0,T]_{\mathbb{T}} y(0) & = \int_{\tau_1}^{\tau_2}F_1(s,y(s)) \Delta s y ...
Goodrich, Christopher S.   +6 more
core   +1 more source

Weighted Deformed Gram Matrices for Quantum‐Inspired Learning With Applications to Biomedical Signal Analysis

open access: yesEngineering Reports, Volume 8, Issue 6, June 2026.
Graphical abstract of the (q,τ)$$ \left(q,\tau \right) $$‐deformed kernel framework for quantum‐inspired learning and biomedical signal analysis ABSTRACT This paper introduces a weighted (q,τ)$$ \left(q,\tau \right) $$‐deformed Gram matrix framework for quantum‐inspired learning systems, with particular emphasis on applications in biomedical signal ...
Rabha W. Ibrahim   +2 more
wiley   +1 more source

Computational Rheo‐Hydrodynamic Analysis of Non‐Newtonian Blood Flow Through a Tilted Ellipsoidal Stenosed Vascular Segment

open access: yesEngineering Reports, Volume 8, Issue 6, June 2026.
Non‐Newtonian blood flow through multiple tilted ellipsoidal stenoses is numerically investigated using the DeKee‐Turcotte‐Papanastasiou model. The results reveal asymmetric velocity fields, elevated wall shear stress, significant pressure drops, and shear‐dependent thermal effects, highlighting the critical hemodynamic risks associated with eccentric ...
Azad Hussain, Huma Naz
wiley   +1 more source

On a non-linear boundary-layer problem for the fractional Blasius-type equation

open access: yes, 2018
In this paper, we consider a non-linear sequential differential equation with Caputo fractional derivative of Blasius type and we reduce the problem to the equivalent non-linear integral equation.
Torebek, Berikbol   +3 more
core   +1 more source

A GPU-CUDA framework for solving a two-dimensional inverse anomalous diffusion problem

open access: yes, 2020
This paper deals with the solution of an inverse time fractional diffusion equation described by a Caputo fractional derivative. Numerical simulations, involving large domains, give rise to a huge practical problem.
Galletti A.   +4 more
core   +1 more source

Similarity and substitution: Using pile sorting methods to explore economic behavior

open access: yesJournal of the Agricultural and Applied Economics Association, Volume 5, Issue 2, Page 180-195, June 2026.
Abstract Despite the common intuition that similar products are stronger demand substitutes, this study shows a more nuanced relationship between perceived similarity and utility substitution. Using pile sorting, a method where items are sorted into groups according to their similarity, we conduct large‐scale consumer surveys on purchasing 21 foods for
Jayson L. Lusk   +2 more
wiley   +1 more source

On Taylor’s formulas in fractional calculus: overview and characterization for the Caputo derivative

open access: yes
This paper discusses some aspects of Taylor’s formulas in fractional calculus, focusing on use of Caputo’s definition. Such formulas consist of a polynomial expansion whose coefficients are values of the fractional derivative evaluated at its starting ...
Nuca, Roberto, Parsani, Matteo
core   +1 more source

Reactivation Mechanism of Dormant Earthflows: Insights From the San Benedetto Landslide (Northern Apennines, Italy)

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 6, June 2026.
Abstract Earthflows are landslides in fine‐grained materials that alternate long dormant phases of very slow movement with short paroxysmal stages of rapid motion. These rapid phases are highly destructive, often causing severe damage to buildings and infrastructure.
M. Berti   +11 more
wiley   +1 more source

Coupled systems of fractional equations related to sound propagation: Analysis and discussion

open access: yes, 2012
In this paper, we analyse the propagation of a small density perturbation in a one-dimensional compressible fluid by means of fractional calculus modelling, replacing thus the ordinary time derivative with the Caputo fractional derivative in the ...
POLITO, FEDERICO   +3 more
core   +1 more source

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